急性盆腔炎考虑有脓毒血症存在时，需经下列哪项检查确诊：
A．后穹隆穿刺抽出脓液B．宫颈分泌物培养C．尿培养D．血培养E．血常规
参考答案：D
The role change of husband to father, although difficult, doesn't seem so great as _____ of wife to
mother. [ ]
A. that
B. one
C. this
D. those
需要纵劈牙冠才可拔除的是
A．上颌中切牙B．上颌前磨牙C．上颌第一恒磨牙D．下颌中切牙E．下颌近中阻生智齿
